Help me!!!!!!!!!!!!!?

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How many moles of bromine are in 2.60 £ 102
grams of bromine?
1. 0.0152 mol
2. 0.308 mol
3. 10.5 mol
4. 3.25 mol
5. 2.29 mol
6. 48.6 mol
7. 79.9 mol

2007-10-07 11:48:59 · 4 answers · asked by macaleen00 1 in Science & Mathematics ➔ Chemistry

MWt Br= 79.9
2.6 x 10^2 /79.9= 3.25 mol
i.e #4

2007-10-07 11:56:57 · answer #1 · answered by Aurium 6 · 0⤊ 0⤋

The answer is 4. 3.25 mole, but you can't get a correct answer from the sloppy way you put the question.

2007-10-07 11:59:40 · answer #2 · answered by steve_geo1 7 · 0⤊ 0⤋

Dont know sorry not that good in chemistry!

2007-10-07 11:53:06 · answer #3 · answered by afqt4816 3 · 0⤊ 1⤋

idk

2007-10-07 11:55:14 · answer #4 · answered by Tyler m 1 · 0⤊ 1⤋